package com.demo.filter;

import javax.servlet.*;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

/**
 * @author zhangxiangnan
 * @date 2021/8/18  22:57
 */
public class TestFilterTwo implements Filter {

    @Override
    public void init(FilterConfig filterConfig) throws ServletException {
        System.out.println(">>>>>>: TestFilter  two init");
    }

    @Override
    public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain filterChain) throws IOException, ServletException {
        HttpServletRequest request = (HttpServletRequest) servletRequest;
        System.out.println("TestFilter two doFilter before，" + request.getRequestURI());

        // 向下执行
        filterChain.doFilter(servletRequest, servletResponse);

        HttpServletResponse response = (HttpServletResponse) servletResponse;
        System.out.println("TestFilter two doFilter after，" + response.getStatus());
    }

    @Override
    public void destroy() {
        System.out.println("TestFilter two destroy");
    }
}
